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Finding the Third Proportional to 201,543,848 and 302,263,212

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Solution

The third proportional to 201,543,848 and 302,263,212 is: 453,315,991.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,543,848 : 302,263,212 = 302,263,212 : x
  2. Step 2: Convert to fraction form
    201,543,848/302,263,212 = 302,263,212/x
  3. Step 3: Cross multiply
    201,543,848x = 302,263,212 × 302,263,212
  4. Step 4: Simplify right side
    201,543,848x = 91,363,049,328,556,944
  5. Step 5: Solve for x
    x = 91,363,049,328,556,944/201,543,848
  6. Step 6: Final answer
    x = 453,315,991.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.